(19)
(11) EP 1 469 447 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
27.05.2009 Bulletin 2009/22

(43) Date of publication A2:
20.10.2004 Bulletin 2004/43

(21) Application number: 04252188.0

(22) Date of filing: 14.04.2004
(51) International Patent Classification (IPC): 
G09G 3/28(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK

(30) Priority: 14.04.2003 JP 2003108626

(71) Applicant: Pioneer Corporation
Tokyo-to (JP)

(72) Inventor:
  • Matsumoto, Yukihiro, Pioneer Corporation
    Fukuroi-shi, Shizuoka-ken (JP)

(74) Representative: Townsend, Victoria Jayne et al
Fry Heath & Spence LLP The Gables Massetts Road
Horley, Surrey RH6 7DQ
Horley, Surrey RH6 7DQ (GB)

   


(54) Display panel drive apparatus, display panel drive method and information recording medium with program for driving display panel


(57) A display-panel-drive apparatus (100) having a drive unit (100B) that drives a display panel (10) and a control-signal-generation unit (100A) that uses logic circuits to generate control signals for controlling said drive unit (100B), characterized in that the display-panel-drive apparatus (100) is provided with: a detection device (50) which detects abnormalities in the power-supply voltage of said control-signal-generation unit (100A); and a control device (50) which controls said drive unit (100B) when said detection device detects an abnormality in said power-supply voltage.







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